Notes: NGK ZFR5F-11 - Normal Heat Range OE spark plug for this application is NGK ZFR5F-11 or Denso KJ16CR-L11. We also offer NGK's Platinum version of this plug (PZFR5F-11) for longer plug life and improved performance, as well as Bosch spark plugs in Platinum+4, Platinum2, Platinum, and Super versions. If using Bosch spark plugs for this application, note that Bosch recommends using only #4419 (Platinum+4), 4312 (Platinum2), 4230 (Platinum), or 7526 (Super).

Detailed Notes: Bosch does not recommend the use of their Platinum+4 spark plugs for supercharged or turbocharged engine applications.

Notes: Super Plus - NGK ZFR5F-11 - Normal Heat Range OE spark plug for this application is NGK ZFR5F-11 or Denso KJ16CR-L11. We also offer NGK's Platinum version of this plug (PZFR5F-11) for longer plug life and improved performance, as well as Bosch spark plugs in Platinum+4, Platinum2, Platinum, and Super versions. If using Bosch spark plugs for this application, note that Bosch recommends using only #4419 (Platinum+4), 4312 (Platinum2), 4230 (Platinum), or 7526 (Super).

Notes: NGK ZFR5F-11 - Normal Heat Range OE spark plug for this application is NGK ZFR5F-11 or Denso KJ16CR-L11. We also offer NGK's Platinum version of this plug (PZFR5F-11) for longer plug life and improved performance, as well as Bosch spark plugs in Platinum+4, Platinum2, Platinum, and Super versions. If using Bosch spark plugs for this application, note that Bosch recommends using only #4419 (Platinum+4), 4312 (Platinum2), 4230 (Platinum), or 7526 (Super).

Notes: Super Plus - NGK ZFR5F-11 - Normal Heat Range OE spark plug for this application is NGK ZFR5F-11 or Denso KJ16CR-L11. We also offer NGK's Platinum version of this plug (PZFR5F-11) for longer plug life and improved performance, as well as Bosch spark plugs in Platinum+4, Platinum2, Platinum, and Super versions. If using Bosch spark plugs for this application, note that Bosch recommends using only #4419 (Platinum+4), 4312 (Platinum2), 4230 (Platinum), or 7526 (Super).

Notes: Super Plus - NGK ZFR5F-11 - Normal Heat Range OE spark plug for this application is NGK ZFR5F-11 or Denso KJ16CR-L11. We also offer NGK's Platinum version of this plug (PZFR5F-11) for longer plug life and improved performance, as well as Bosch spark plugs in Platinum+4, Platinum2, Platinum, and Super versions. If using Bosch spark plugs for this application, note that Bosch recommends using only #4419 (Platinum+4), 4312 (Platinum2), 4230 (Platinum), or 7526 (Super).

Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life

Electrode gap is factory set to provide ease of installation - never requires adjustment

Never requires gapping,the electrode gap is factory-set and never requires adjustment

Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life

Electrode gap is factory set to provide ease of installation - never requires adjustment

Never requires gapping,the electrode gap is factory-set and never requires adjustment